* {
	margin: 0;
	padding: 0;
}
ul {
	list-style: none;
}
.wrapper {
	width: 1000px;
	height: 475px;
	margin: 0 auto;
	margin-top: 100px;
}
.tab {
	border: 1px solid #ddd;
	border-bottom: 0;
	height: 36px;
	width: 320px;
}
.tab li {
	position: relative;
	float: left;
	width: 80px;
	height: 34px;
	line-height: 34px;
	text-align: center;
	cursor: pointer;
	border-top: 4px solid #fff;
}
.tab span {
	position: absolute;
	right: 0;
	top: 10px;
	background: #ddd;
	width: 1px;
	height: 14px;
	overflow: hidden;
}
.products {
	width: 1002px;
	border: 1px solid #ddd;
	height: 476px;
}
.products .main {
	float: left;
	display: none;
}
.products .main.selected {
	display: block;
}
.tab li.active {
	border-color: red;
	border-bottom: 0;
}